Spectator seating structure,申请号US19660543121-传众专利搜索

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发明名称	Spectator seating structure
摘要
申请公布号	US3347593(A)	申请公布日期	1967.10.17
申请号	US19660543121	申请日期	1966.04.18
申请人	CRAMER INDUSTRIES, INC.	发明人	WALKINSHAW THOMAS G.
分类号	A47C1/12	主分类号	A47C1/12
代理机构		代理人
主权项
地址

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